| article html file updated | 7 February 2020 12:30 CET | Update | https://www.mdpi.com/1996-1944/9/8/622 |
| article html file updated | 5 May 2019 08:40 CEST | Update | N/A |
| article html file updated | 27 March 2019 11:47 CET | Update | N/A |
| article html file updated | 26 August 2016 06:51 CEST | Update | N/A |
| article html file updated | 28 July 2016 13:39 CEST | Original file | N/A |
| article xml uploaded. | 28 July 2016 13:38 CEST | Update | https://www.mdpi.com/1996-1944/9/8/622/xml |
| article pdf uploaded. | 28 July 2016 13:38 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/8/622/pdf |
